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PigmentPigment

Senior GenAI Engineer

Build and improve production generative AI and multi-agent features across the full stack, using LLMs to solve product problems. The role requires strong programming experience, hands-on LLM prompting or GenAI implementation, and a product-oriented approach.

About the job

Responsibilities

  • Develop and improve cutting-edge multi-agent features, including refining existing capabilities and designing new ones.
  • Work across the full stack, including frontend, backend (C# and Python), infrastructure, and CI.
  • Build AI features on top of the Pigment computation engine, with an emphasis on determinism, auditability, and data visualization.
  • Develop durable, well-tested AI features with real-world product impact.

Requirements

  • Master's or Ph.D. in Computer Science, or equivalent experience writing production-grade code.
  • Strong programming skills in Python and/or C#, Java, Node.js, or an equivalent language.
  • Hands-on experience prompting large language models, including through vibe-coding tools or implementation of generative AI features.
  • Excellent problem-solving skills and ability to work independently.
  • Strong written and verbal communication skills.
  • Product-oriented approach, with the ability to translate user needs into simple technical solutions.

Nice-to-haves

  • Knowledge of recent developments in AI agents.
  • Experience with Kubernetes.
  • Experience building agents using LangGraph.
  • Experience building and shipping complex products on top of LLMs.
  • Experience building evaluation pipelines.

Compensation and Benefits

  • Competitive compensation package.
  • Stock options.
  • Health insurance through Alan Blue, fully covered for the employee and family.
  • Weekly lunch and lunch vouchers through Swile.
  • Egym Wellpass subscription for access to gyms, studios, and wellness spaces across France.
  • Flexible working hours.
  • Annual company offsite.
  • High-end work equipment, based on stock and availability.
  • Remote-friendly work environment.

Skills

Python, C#, Java, Node.js, LLMs, Natural Language Processing, Prompt Engineering, AI Agents, Kubernetes, LangGraph, Evaluation Pipelines, Frontend Development, CI/CD

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